Marking the 50th anniversary of Born Free's publication by revisiting the inspirational story of Austrian artist and author Joy and her husband George Adamson.
Watch a clip of the series covering Lions on the Move.
Kevin Richardson makes sure his lions and hyenas live as enriched of lives as possible.
Leandro is the Jaguar Man, check out our gallery of photos from the programme.
Cheetahs are the fastest land animal on earth, keeping up with them is a struggle.
Simon Reeve talks about his close shave with a pack cheetahs.
Tigers are the largest of all the cats and one of the most deadly!
Lions are the sociable members of the cat family.
The big cats are some of the biggest land predators on the planet!